IOS

Since the start of the project to use the high-German map, but two items of the gold map of the map have been used, the basic process is the same. 1. Import the required SDK configuration ... 2. Agent Property Map related @property (Strong,

Bluetooth project encountered, the Bluetooth device sent over the data need to handle their own 16-in-turn 10-in-system + (NSNumber *) numberhexstring: (NSString *) ahexstring { is empty and returns directly. if (nil = = ahexstring) {

Turn from: Search searching for substrings in a string The most flexible approach 1 -(Nsrange) rangeofstring: (NSString *) astring options: (nsstringcompareoptions) Mask range: (nsrange) searchrange locale :(Nslocale *) locale

reproduced from: https://elliotsomething.github.io/2016/12/25/iOS-%E4%B9%8B-%E5%9D%91%E7%B3%BB%E5%88%97/#%E5%9D%91-2 Pits: UIView Animation of the Pit The animation effects in many system APIs will have animation parameters, such as:-(void)

Http://www.360doc.com/content/14/0410/21/11029609_367858753.shtml 1, the property transfer value before the value.2. Protocol Transfer value 3, block transfer value instead of the Protocol agent transfer value, the main point of time. 4, simple

last wrote a about scrolling using scroll implementation of the Carousel, today is nothing to do a scroll up and down the font rotation, the general idea is the same. if you want to achieve scrolling up and down the carousel, first of all to

Author: Loving_ios Reprint please indicate the source: http://blog.csdn.net/loving_ios/article/details/50786890 Download Countdown button Jkcountdownbutton Code transfer door Jkcountdownbutton, the implementation of the iOS Countdown button, often

Solution Address: http://stackoverflow.com/questions/25398312/ Automatic-preferred-max-layout-width-is-not-available-on-ios-versions-prior-to-8 Here's an excerpt of a few good answers to the solution Update 3:This warning can also being triggered

In many app designs, the left/right side of the navigation bar will be designed to be an icon.We usually take the form of creating a button: Create button UIButton *btn = [UIButton buttonwithtype:uibuttontypecustom]; [Btn

Uiviewcontroller.view is initialized and assigned by Uiviewcontroller, and some special changes have been made to this view. Wantfullscreenlayout = False by default in iOS6; So, he would put this view.origin.y = Statusbar.height +

Today, we created a uiviewcontroller with xib, then changed it to Uitableviewcontroller, and then I created a tableheader with xib, and then there was a problem, The TableHeader height with the code is not a problem, and then various changes, all

specification for image naming in iOS development Development often need to use a lot of pictures, if the picture from the design hands there is no response to the specification, in fact, management is also a very distressed thing. Here are some

[OBJC]View plain Copy//convert pixel point from view to Target view, return the pixel value in the view of the target views-(Cgpoint) Convertpoint: (cgpoint) point Toview: (UIV   Iew *) view;      Converts the pixel point from view to the current

Resolve URL Chinese problem encoding -(NSString *) encodeurlwithstring: (NSString *) unescapedstring{ NSString *outputstr = (NSString *) cfurlcreatestringbyaddingpercentescapes (Kcfallocatordefault, CFStringRef) Unescapedstring,null, (Cfstringref) @

Down vote accepted Cocoa Touch Framework support is added in Xcode 6 primarily to support APP Extensions in IOS 8 and Mac OS 10.10. APP extensions have to is built as Cocoa touch frameworks.Frameworks also require less manual work to set up in a

Original address: iOS self-scanning and generating two-dimensional code 1. Two d code generation Libqrencode Introduction: Is a C language used to parse two-dimensional barcode (QRCode) of the program library, Libqrencode through the phone's CCD

About iOS program settings splash screen and icon device is currently mainly: iphone devices and ipad devices iphone splash screen and icon settings The current iphone resolution is: 320X480, 640x960, 640x1136. Default.png 320X480 iPhone 320X480

/applications/xcode.app/contents/sharedframeworks/dtdevicekitbase.framework/versions/a/resources/ Symbolicatecrash Appname.crash Appname.app > AppName.log AppName.app.dSYM need to place the same directory as Appname.crash Appname.app Xcode 7.3

Keep growing. Daily one creation application Engineering contains multiple static engineering As shown in an application project, we created a static sub-engineering ProjectoneWhen we use a subproject header file, we find that the file cannot find

In iOS, you can use the Stringbytrimmingcharactersinset function to filter special symbols in strings. 1, First you define a Nscharacterset, which contains special symbols that need to be removed. Nscharacterset *set1 = [Nscharacterset